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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) |  | 12 Months Ended
--- | --- | ---
Jan. 04, 2018 | Dec. 31, 2021 USD ($) $ / item
Significant Accounting Policies |  |
Fee paid by Authorized Purchasers for each order placed to create one or more Creation Baskets or to redeem one or more baskets |  | 1,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense | $ |  | $ 0
Stockholders' Equity, Reverse Stock Split | 0.25 |
Redemption Baskets [Member] |  |
Significant Accounting Policies |  |
Number of units per basket |  | 100,000

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- Definition Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 4.C) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187143-122770 + Details
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- Definition Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319 + Details
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